Mathlib Changelog
v3
Changelog
About
Github
Mathlib v3 is deprecated.
Go to Mathlib v4
Theorem
finset.card_filter
Modification history
2023-10-30 15:07
src/algebra/big_operators/basic.lean
feat(data/{list,multiset,finset}/*): `attach` and `filter` lemmas (#18087) …
Added
finset.card_filter
View on Github →